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Modified the unsupported instruction on Loongson3A. Closed #1 OpenBLAS could run on Loongson3A now.

This commit is contained in:
Xianyi Zhang 2011-01-25 17:34:47 +08:00
parent cf36f136d5
commit 376677452f
1 changed files with 38 additions and 2 deletions
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40
common_mips64.h
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@ -1,3 +1,35 @@
/*****************************************************************************
Copyright (c) 2011, Lab of Parallel Software and Computational Science,ICSAS
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
3. Neither the name of the ISCAS nor the names of its contributors may
be used to endorse or promote products derived from this software
without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
**********************************************************************************/
/*********************************************************************/
/* Copyright 2009, 2010 The University of Texas at Austin. */
/* All rights reserved. */
@ -69,12 +101,16 @@ static void INLINE blas_lock(volatile unsigned long *address){
static inline unsigned int rpcc(void){
unsigned long ret;
#if defined(LOONGSON3A)
unsigned long long tmp;
__asm__ __volatile__("dmfc0 %0, $25, 1": "=r"(tmp):: "memory");
ret=tmp;
#else
__asm__ __volatile__(".set push \n"
".set mips32r2\n"
"rdhwr %0, $30 \n"
".set pop" : "=r"(ret) : : "memory");
#endif
return ret;
}